HEART AND RHYTHM INSTITUTE OF SOUTH TEXAS, PA
NPI 1003205873
Internal Medicine - Clinical Cardiac Electrophysiology in San Antonio, TX
About Heart And Rhythm Institute Of South Texas, Pa NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
HEART AND RHYTHM INSTITUTE OF SOUTH TEXAS, PA (NPI 1003205873) is a healthcare organization registered as a clinical cardiac electrophysiology in San Antonio, Texas and active in the NPI registry since January 2015. The organization lists Wassim K Choucair, President, as its authorized official.
NPPES Registry Identity
Specialties & Licenses 2
Other Identifiers 1
Group Practice 1
Medicare Participation & PECOS CMS
Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Heart And Rhythm Institute Of South Texas, Pa is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Clinicians Billing Medicare Through This Organization
2Medicare enrollment records show 2 clinicians reassign Medicare billing to Heart And Rhythm Institute Of South Texas, PA, which bills Medicare for the services they deliver. Of these, 1 practice at this address and 2 within 10 miles. They are listed nearest first.
Clinicians, nearest first (2)
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is Heart And Rhythm Institute Of South Texas, PA's NPI number?
The NPI number for Heart And Rhythm Institute Of South Texas, PA is 1003205873. It was assigned to this organization in the NPPES registry on January 16, 2015.
Where is Heart And Rhythm Institute Of South Texas, PA located?
Heart And Rhythm Institute Of South Texas, PA is located at 8122 Datapoint Dr Ste 120, San Antonio, TX 78229. The listed phone number is (210) 998-6900.
What is Heart And Rhythm Institute Of South Texas, PA's specialty?
The primary specialty registered for this NPI is Internal Medicine, specializing in Clinical Cardiac Electrophysiology, with taxonomy code 207RC0001X.
Is Heart And Rhythm Institute Of South Texas, PA enrolled in Medicare?
Yes. Heart And Rhythm Institute Of South Texas, PA is registered in the Medicare PECOS enrollment system.
How many clinicians bill Medicare through Heart And Rhythm Institute Of South Texas, PA?
According to the CMS Revalidation Reassignment List (October 2026 release), 2 clinicians reassign their Medicare billing to Heart And Rhythm Institute Of South Texas, PA, in Cardiac Electrophysiology and Nurse Practitioner. A reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for the clinician's services. Of these, 1 practice at this address and 2 within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
When was this NPI record last updated?
The NPPES record for Heart And Rhythm Institute Of South Texas, PA was last updated on August 22, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.
# Heart And Rhythm Institute Of South Texas, Pa · NPI 1003205873
Clinical Cardiac Electrophysiology organization in San Antonio, Texas. Organization record, active in the CMS NPPES registry since January 16, 2015.
## Identity
- **NPI:** 1003205873 (Entity type: Organization)
- **Enumerated:** January 16, 2015
- **Primary specialty:** Internal Medicine - Clinical Cardiac Electrophysiology · taxonomy 207RC0001X
- **Organization subpart:** No
- **Authorized official:** Wassim Choucair, PRESIDENT
## Practice location
- **Address:** 8122 DATAPOINT DR STE 120, San Antonio, TX 78229-3264
- **Phone:** (210) 998-6900 · **Fax:** (210) 998-6907
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Clinicians billing through this organization:** 2 clinicians in 2 Medicare specialties reassign Medicare billing to this organization (form CMS-855R); largest: Cardiac Electrophysiology (1), Nurse Practitioner (1); 1 practice at this address and 2 within 10 miles · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** August 22, 2022
- **Other identifiers:** Medicaid 364883401 (TX)
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Source: [NPI Profile](https://npiprofile.com/npi/1003205873) · Data from the CMS NPPES public registry.